stratospheric vs towering

stratospheric

adj
  • Unusually or unreasonably high; astronomical. 

  • Of, relating to, or occurring in the stratosphere (“the region of the uppermost atmosphere”). 

towering

adj
  • Very tall or high, so as to dwarf anything around it. 

noun
  • The act or condition of being high above others. 

How often have the words stratospheric and towering occurred in a corpus of books? (source: Google Ngram Viewer )